Home / 1,116,921,668.52-1,541,333,097.84-615,177,176.07

Finding the Fourth Proportional to 1,116,921,668.52, 1,541,333,097.84 and 615,177,176.07

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Solution

The fourth proportional to 1,116,921,668.52, 1,541,333,097.84 and 615,177,176.07 is: 848,934,145.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,921,668.52 : 1,541,333,097.84 = 615,177,176.07 : x
  2. Step 2: Convert to fraction form
    1,116,921,668.52/1,541,333,097.84 = 615,177,176.07/x
  3. Step 3: Cross multiply
    1,116,921,668.52x = 1,541,333,097.84 × 615,177,176.07
  4. Step 4: Simplify right side
    1,116,921,668.52x = 948,192,942,512,436,224
  5. Step 5: Solve for x
    x = 948,192,942,512,436,224/1,116,921,668.52
  6. Step 6: Final answer
    x = 848,934,145.73

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.